فهرست:
چکیده:..................................................................................................................................................................................... 1
فصل اول: طرح تحقیق
1-1.مقدمه:َ............................................................................................................................................................................. 3
1-2. بیان مسئله:................................................................................................................................................................ 3
1-3. اهمیت و ضرورت انجام تحقیق:.................................................................................................................................. 5
1-4. اهداف تحقیق:................................................................................................................................................................ 6
1-4-1.هدف کلی :............................................................................................................................................................ 6
1-4-2. اهداف اختصاصی :........................................................................................................................................... 6
1-5. فرضیه های تحقیق:.................................................................................................................................................... 7
1-6. پیش فرضهای تحقیق:................................................................................................................................................ 7
1-7. محدوده تحقیق:............................................................................................................................................................ 7
1-8. محدودیتهای تحقیق:.................................................................................................................................................. 8
1-9. تعریف واژه ها:............................................................................................................................................................ 8
1-9-1. تعریف نظری و عملیاتی واژه های تحقیق:................................................................................................ 8
تعادل پویا:.......................................................................................................................................................................... 8
تعادل ایستا:...................................................................................................................................................................... 8
بازیکنان والیبال:............................................................................................................................................................... 8
فصل دوم : مبانی نظری و پیشینه تحقیق
2-1. مقدمه.......................................................................................................................................................................... 10
2-2 . مبانی نظری:.............................................................................................................................................................. 10
2-2-1. والیبال و تاریخچه آن:.................................................................................................................................... 10
2-2-2. دگرگونیهای رشته ورزشی والیبال در گذر سالها............................................................................. 11
2-2-3. پذیرش والیبال از سوی دیگر کشورها..................................................................................................... 11
2-2-4. تاریخچه والیبال در ایران.............................................................................................................................. 13
2-2-5. اولین مسابقه والیبال در ایران:................................................................................................................... 14
2-2-6. اولین مسابقه بین المللی:............................................................................................................................ 15
2-2-7. والیبال بعد از پیروزی انقلاب اسلامی:..................................................................................................... 17
2-3. ناحیه مرکزی بدن و تمرینات پایداری ناحیه مرکزی بدن................................................................................ 18
2-3-1. اجزای ناحیه مرکزی بدن............................................................................................................................... 18
2-3-2. عوامل ثبات ناحیه مرکزی بدن:.................................................................................................................. 19
1 - سیستم فعال:....................................................................................................................................................... 21
2- سیستم غیرفعال:.................................................................................................................................................. 21
3- سیستم کنترل:....................................................................................................................................................... 21
2-3-3. توصیف دیگر ثبات ناحیه مرکزی بدن:..................................................................................................... 22
2-4. ضعف در ناحیه مرکزی بدن.................................................................................................................................. 22
2-5. تعریف تعادل............................................................................................................................................................. 23
2-5-1. تعادل و انواع آن:............................................................................................................................................. 23
2-5-2. آزمونهای تعادل:............................................................................................................................................... 25
2-5-3. استراتژیهای تعادل:........................................................................................................................................ 27
2-5-4. مفاهیم ویژه در خصوص تعادل:................................................................................................................. 28
2-5-5. کاربردهای کلینیکی تعادل:........................................................................................................................ 29
2-6. حس عمقی:................................................................................................................................................................ 30
2-7. پیشینه تحقیق........................................................................................................................................................... 32
2-6-1. تحقیقات انجام شده در داخل کشور:......................................................................................................... 32
2-6-2. تحقیقات انجام شده در خارج از کشور:..................................................................................................... 34
2-7. جمع بندی:.................................................................................................................................................................. 38
فصل سوم: روش شناسی پژوهش
3-1. مقدمه:....................................................................................................................................................................... 40
3-2. جامعه آماری و نمونه آماری :.................................................................................................................................. 40
3-3. روش تحقیق :................................................................................................................................................................ 41
3-4 . متغیرهای پژوهش:................................................................................................................................................... 41
3-4-1. متغیر مستقل: 6 هفته تمرینات ثبات مرکزی........................................................................................ 41
3-4-2. متغیر وابسته: تعادل ایستا، پویا و کنترل قامت آزمودنیها............................................................ 41
3-5 . روشها و ابزار جمع آوری اطلاعات:..................................................................................................................... 42
3-6 ) برنامه تمرین:.............................................................................................................................................................. 42
تمرینات ثبات مرکزی:..................................................................................................................................................... 42
3-6-1. جزییات کامل برنامه تمرینی:....................................................................................................................... 44
3-6-2. شیوه اجرای آزمون Y:...................................................................................................................................... 45
3-6-3. شیوه اجرای آزمون ستاره:............................................................................................................................ 46
3-6-4. شیوه اجرای آزمون تعادل شارپند رومبرگ با چشمان باز................................................................ 47
3- 7 ) روشهای آماری:........................................................................................................................................................ 47
فصل چهارم : نتایج و یافته های تحقیق
4-1 مقدمه........................................................................................................................................................................... 49
4-2. تجزیه و تحلیل توصیفی یافتههای پژوهش:....................................................................................................... 49
4-2-1. اطلاعات و ویژگیهای توصیفی آزمودنیها............................................................................................... 49
4-2-2. یافتههای مربوط به متغیرهای پژوهش:................................................................................................. 49
4-3 بررسی طبیعی بودن توزیع دادهها:..................................................................................................................... 53
4-4 . آزمون فرضیهها:...................................................................................................................................................... 55
فرضیه اول:...................................................................................................................................................................... 55
فرضیه دوم:...................................................................................................................................................................... 57
فرضیه سوم:................................................................................................................................................................... 59
فرضیه چهارم:................................................................................................................................................................ 61
فرضیه پنجم:................................................................................................................................................................. 63
فصل پنجم: بحث و نتیجه گیری
5-1. مقدمه:......................................................................................................................................................................... 66
5-2. خلاصه تحقیق:............................................................................................................................................................ 67
5-3. بحث و بررسی نتایج تحقیق:................................................................................................................................. 68
5-3-1. کنترل قامت:..................................................................................................................................................... 69
5-3-2. تعادل پویا و ایستا:......................................................................................................................................... 70
5-4. جمع بندی:.................................................................................................................................................................. 72
5-5. پیشنهادات تحقیق:................................................................................................................................................... 72
5-5-1. پیشنهادات کاربردی:...................................................................................................................................... 72
5-5-2. پیشنهادات پژوهشی:.................................................................................................................................... 72
5-6. منابع:
منبع:
تعادلی و محدوده ثباتی پویا در مردان سالم با استفاده از بایودکس، پایان نامه دوره کارشناسی ارشد.
المعی نژاد، حسین،(1382) بررسی ارتباط میان دو عامل ثبات عضلات کمر و مدت زمان تحمل اکستنسوری کمر در افراد سالم و مبتلا به کمردرد قبل و بعد از تمرینات شکمی، پایان نامه دوره کارشناسی ارشد.
بارانی ، اعظم(1386) مقایسه شیوع و علل آسیب های اندام تحتانی در ورزشکاران حرفه ای رشته های فوتسال، بسکتبال، والیبال و هندبال، پایان نامه دوره کارشناسی ارشد.
دست منش، سیاوش(1391) تاثیر تمرینات ثبات مرکزی بدن بر کنترل قامت در افراد دارای ناپایداری مزمن مچ پا، نشریه حرکت، ص 65-72، 1391
قادری، احمد(1386) بررسی تمرینات فعال ثبات دهنده ستون فقرات بر عملکرد عضلات کمر در صفحه ساجیتال افراد سالم پایان نامه دوره کارشناسی ارشد.
سرشین، امیر(1386) اثر یک دوره تمرینات ارتعاش کل بدن بر تعادل پویا در مردان ورزشکار دانشجو، پایان نامه دوره کارشناسی ارشد.
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